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CVE-2023-34058

Published: Oct 27, 2023

Modified: Mar 6, 2025

PUBLISHED

CVSS v3.1

7.1

HIGH

Description

VMware Tools contains a SAML token signature bypass vulnerability. A malicious actor that has been granted Guest Operation Privileges https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-security/GUID-6A952214-0E5E-4CCF-9D2A-90948FF643EC.html in a target virtual machine may be able to elevate their privileges if that target virtual machine has been assigned a more privileged Guest Alias https://vdc-download.vmware.com/vmwb-repository/dcr-public/d1902b0e-d479-46bf-8ac9-cee0e31e8ec0/07ce8dbd-db48-4261-9b8f-c6d3ad8ba472/vim.vm.guest.AliasManager.html .

Vendor	Product	Versions
n/a	VMware Tools	affected `12.x.x` affected `11.x.x` affected `10.3.x`
n/a	open-vm-tools	affected `11.0.0 - <= 12.3.0`

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

https://www.vmware.com/security/advisories/VMSA-2023-0024.html

http://www.openwall.com/lists/oss-security/2023/10/27/1

https://www.debian.org/security/2023/dsa-5543

https://lists.debian.org/debian-lts-announce/2023/11/msg00002.html

https://lists.fedoraproject.org/archives/list/[email protected]/message/WLTKVTRKQW2GD2274H3UOW6XU4E62GSK/

https://lists.fedoraproject.org/archives/list/[email protected]/message/G7G77Z76CQPGUF7VHRA6O3UFCMPPR4O2/

https://lists.fedoraproject.org/archives/list/[email protected]/message/MQUOFQL2SNNNMKROQ3TZQY4HEYMNOIBW/

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